Total Complexity | 40 |
Total Lines | 334 |
Duplicated Lines | 0 % |
Changes | 0 |
Complex classes like App often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use App, and based on these observations, apply Extract Interface, too.
1 | <?php |
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39 | class App extends Base |
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40 | { |
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41 | const VERSION = '5.2.0RC1'; |
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42 | |||
43 | /** |
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44 | * 默认应用名(多应用模式) |
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45 | * @var string |
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46 | */ |
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47 | protected $defaultApp = 'index'; |
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48 | |||
49 | /** |
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50 | * 路由目录 |
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51 | * @var string |
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52 | */ |
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53 | protected $routePath = ''; |
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54 | |||
55 | /** |
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56 | * URL |
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57 | * @var string |
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58 | */ |
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59 | protected $urlPath = ''; |
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60 | |||
61 | /** |
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62 | * 是否需要使用路由 |
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63 | * @var bool |
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64 | */ |
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65 | protected $withRoute = true; |
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66 | |||
67 | /** |
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68 | * 访问控制器层名称 |
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69 | * @var string |
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70 | */ |
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71 | protected $controllerLayer = 'controller'; |
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72 | |||
73 | /** |
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74 | * 是否使用控制器类库后缀 |
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75 | * @var bool |
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76 | */ |
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77 | protected $controllerSuffix = false; |
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78 | |||
79 | /** |
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80 | * 空控制器名称 |
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81 | * @var string |
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82 | */ |
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83 | protected $emptyController = 'Error'; |
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84 | |||
85 | /** |
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86 | * 架构方法 |
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87 | * @access public |
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88 | * @param string $rootPath 应用根目录 |
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89 | */ |
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90 | public function __construct(string $rootPath = '') |
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91 | { |
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92 | $this->thinkPath = dirname(__DIR__) . DIRECTORY_SEPARATOR; |
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93 | $this->rootPath = $rootPath ? realpath($rootPath) . DIRECTORY_SEPARATOR : $this->getDefaultRootPath(); |
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94 | $this->basePath = $this->rootPath . 'app' . DIRECTORY_SEPARATOR; |
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95 | |||
96 | $this->multi = is_dir($this->basePath . 'controller') ? false : true; |
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97 | |||
98 | static::setInstance($this); |
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99 | |||
100 | $this->instance('app', $this); |
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101 | |||
102 | // 注册错误和异常处理机制 |
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103 | Error::register(); |
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104 | } |
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105 | |||
106 | /** |
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107 | * 自动多应用访问 |
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108 | * @access public |
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109 | * @param array $map 应用路由映射 |
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110 | * @return $this |
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111 | */ |
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112 | public function autoMulti(array $map = []) |
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113 | { |
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114 | $this->multi = true; |
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115 | $this->auto = true; |
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116 | $this->map = $map; |
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117 | |||
118 | return $this; |
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119 | } |
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120 | |||
121 | /** |
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122 | * 是否为自动多应用模式 |
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123 | * @access public |
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124 | * @return bool |
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125 | */ |
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126 | public function isAutoMulti(): bool |
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127 | { |
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128 | return $this->auto; |
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129 | } |
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130 | |||
131 | /** |
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132 | * 设置应用模式 |
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133 | * @access public |
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134 | * @param bool $multi |
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135 | * @return $this |
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136 | */ |
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137 | public function multi(bool $multi) |
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138 | { |
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139 | $this->multi = $multi; |
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140 | return $this; |
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141 | } |
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142 | |||
143 | /** |
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144 | * 是否为多应用模式 |
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145 | * @access public |
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146 | * @return bool |
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147 | */ |
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148 | public function isMulti(): bool |
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149 | { |
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150 | return $this->multi; |
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151 | } |
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152 | |||
153 | /** |
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154 | * 设置是否使用路由 |
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155 | * @access public |
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156 | * @param bool $route |
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157 | * @return $this |
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158 | */ |
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159 | public function withRoute(bool $route) |
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160 | { |
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161 | $this->withRoute = $route; |
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162 | return $this; |
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163 | } |
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164 | |||
165 | /** |
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166 | * 设置默认应用(对多应用有效) |
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167 | * @access public |
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168 | * @param string $name 应用名 |
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169 | * @return $this |
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170 | */ |
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171 | public function defaultApp(string $name) |
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172 | { |
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173 | $this->defaultApp = $name; |
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174 | return $this; |
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175 | } |
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176 | |||
177 | /** |
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178 | * 设置控制器层名称 |
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179 | * @access public |
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180 | * @param string $layer 控制器层名称 |
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181 | * @return $this |
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182 | */ |
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183 | public function controllerLayer(string $layer) |
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184 | { |
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185 | $this->controllerLayer = $layer; |
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186 | return $this; |
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187 | } |
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188 | |||
189 | /** |
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190 | * 设置空控制器名称 |
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191 | * @access public |
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192 | * @param string $empty 空控制器名称 |
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193 | * @return $this |
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194 | */ |
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195 | public function emptyController(string $empty) |
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196 | { |
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197 | $this->emptyController = $empty; |
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198 | return $this; |
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199 | } |
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200 | |||
201 | /** |
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202 | * 设置是否启用控制器类库后缀 |
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203 | * @access public |
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204 | * @param bool $suffix 启用控制器类库后缀 |
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205 | * @return $this |
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206 | */ |
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207 | public function controllerSuffix(bool $suffix = true) |
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208 | { |
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209 | $this->controllerSuffix = $suffix; |
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210 | return $this; |
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211 | } |
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212 | |||
213 | /** |
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214 | * 是否启用控制器类库后缀 |
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215 | * @access public |
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216 | * @return bool |
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217 | */ |
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218 | public function hasControllerSuffix(): bool |
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219 | { |
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220 | return $this->controllerSuffix; |
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221 | } |
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222 | |||
223 | /** |
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224 | * 获取控制器层名称 |
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225 | * @access public |
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226 | * @return string |
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227 | */ |
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228 | public function getControllerLayer(): string |
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231 | } |
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232 | |||
233 | /** |
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234 | * 执行应用程序 |
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235 | * @access public |
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236 | * @return Response |
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237 | * @throws Exception |
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238 | */ |
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239 | public function run(): Response |
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240 | { |
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241 | try { |
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242 | if ($this->withRoute) { |
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243 | $dispatch = $this->routeCheck()->init(); |
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244 | } else { |
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245 | $dispatch = $this->route->url($this->getRealPath())->init(); |
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246 | } |
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247 | |||
248 | // 监听AppBegin |
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249 | $this->event->trigger('AppBegin'); |
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250 | |||
251 | $data = null; |
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252 | } catch (HttpResponseException $exception) { |
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253 | $dispatch = null; |
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254 | $data = $exception->getResponse(); |
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255 | } |
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256 | |||
257 | $this->middleware->add(function (Request $request, $next) use ($dispatch, $data) { |
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258 | return is_null($data) ? $dispatch->run() : $data; |
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259 | }); |
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260 | |||
261 | $response = $this->middleware->dispatch($this->request); |
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262 | |||
263 | // 监听AppEnd |
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264 | $this->event->trigger('AppEnd', $response); |
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265 | |||
266 | return $response; |
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267 | } |
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268 | |||
269 | /** |
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270 | * 实例化访问控制器 |
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271 | * @access public |
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272 | * @param string $name 资源地址 |
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273 | * @return object |
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274 | * @throws ClassNotFoundException |
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275 | */ |
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276 | public function controller(string $name) |
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277 | { |
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278 | $suffix = $this->controllerSuffix ? 'Controller' : ''; |
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279 | $class = $this->parseClass($this->controllerLayer, $name . $suffix); |
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280 | |||
281 | if (class_exists($class)) { |
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282 | return $this->make($class, [], true); |
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283 | } elseif ($this->emptyController && class_exists($emptyClass = $this->parseClass($this->controllerLayer, $this->emptyController . $suffix))) { |
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284 | return $this->make($emptyClass, [], true); |
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285 | } |
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286 | |||
287 | throw new ClassNotFoundException('class not exists:' . $class, $class); |
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288 | } |
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289 | |||
290 | /** |
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291 | * 路由初始化(路由规则注册) |
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292 | * @access protected |
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293 | * @return void |
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294 | */ |
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295 | protected function routeInit(): void |
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296 | { |
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297 | // 加载路由定义 |
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298 | if (is_dir($this->routePath)) { |
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299 | $files = glob($this->routePath . DIRECTORY_SEPARATOR . '*.php'); |
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300 | foreach ($files as $file) { |
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301 | include $file; |
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302 | } |
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303 | } |
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304 | |||
305 | if ($this->route->config('route_annotation')) { |
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306 | // 自动生成注解路由定义 |
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307 | if ($this->isDebug()) { |
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308 | $this->build->buildRoute(); |
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309 | } |
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310 | |||
311 | $filename = $this->runtimePath . 'build_route.php'; |
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312 | |||
313 | if (is_file($filename)) { |
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314 | include $filename; |
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315 | } |
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316 | } |
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317 | } |
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318 | |||
319 | /** |
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320 | * URL路由检测(根据PATH_INFO) |
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321 | * @access protected |
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322 | * @return Dispatch |
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323 | */ |
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324 | protected function routeCheck(): Dispatch |
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356 | } |
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357 | |||
358 | /** |
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359 | * 获取路由缓存Key |
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360 | * @access protected |
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361 | * @return string |
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362 | */ |
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363 | protected function getRouteCacheKey(): string |
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373 | } |
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374 | |||
375 | } |
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376 |